// Per Vertex ADS Lighting model (Gouraud shading) - based on: 
//    RealTime Rendering class notes (Celes, W. 2014) 
//    Mathematics for 3D Game Programming and CG, 3th (Lengyel)
//    OpenGL 4.0 Shading Cookbook (Wolff)
//    OpenGL Super Bible 6th (Sellers, Wright, Haemel)

#version 400

in VS_OUT {
   vec4 vC;
} fsIn;

out vec4 FragColor;

void main() 
{   
   FragColor = fsIn.vC;
}